Stackable bar stool having a back



FIG. 1 is a front view of our stackable bar stool having a back;

FIG. 2 is a left side view thereof, the right side view being a mirrorimage thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front perspective view thereof; and,

FIG. 7 is a rear perspective view thereof.

CLAIM The ornamental design for a stackable bar stool having a back, as shown and described. 